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EP 2 877 438 A2

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(88) Date of publication A3: 20.03.2014 (43) Date of publication: 03.06.2015 Bulletin 2015/23 (21) Application number: 13729965.7 (22) Date of filing: 20.06.2013

(51) International Patent Classification (IPC):  C04B 35/486(2006.01) A61K 6/00(2006.01) C04B 35/645(2006.01) C04B 38/00(2006.01) (86) International application number: PCT/EP2013/062889 (87) International publication number: WO 2013/190043 (27.12.2013 Gazette 2013/52)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (30) Priority: 20.06.2012 EP 12172818 (71) Applicant: Ivoclar Vivadent AG 9494 Schaan (LI)

(72) Inventors: RITZBERGER, Christian CH-9472 Grabs (CH) ROTHBRUST, Frank A-6820 Frastanz (AT) SCHWEIGER, Marcel CH-7000 Chur (CH) COURTOIS, Nicolas F-69100 Villeurbanne (FR) CHEVALIER, Jérôme F-69140 Rilieux-La Pape (FR) REVERON, Helen F-69006 Lyon (FR) HÖLAND, Wolfram CH-9494 Schaan (LI) RHEINBERGER, Volker CH-9490 Vaduz (LI) (74) Representative: UEXKÜLL & STOLBERG  Patentanwälte Beselerstrasse 4 22607 Hamburg 22607 Hamburg (DE)